package com.foreknow.service;

import com.foreknow.bean.Guestbook;

import java.util.List;

public interface GuestbookService {
    /**
     * 添加留言
     * @param guestbook
     * @return
     */
    public boolean save(Guestbook guestbook);

    /**
     * 查询所有留言信息
     * @return
     */
    public List<Object> queryAll();

}
